A warm celebration of family, friendship and imagination, “Barney’s Great Adventure” would be a ... gorgeous gingerbread sets and spiffy songs and dances lend a classy gloss.

Everyone is well-behaved, which is no small matter given the enormity of what’s about to occur: the free preview of “Barney’s Great Adventure ... and his songs are corny.

The first episode will debut early on Barney’s YouTube channel on October 11. Watch the official series trailer HERE Watch the extended theme song music video HERE The theme song for Barney’s ...